Mts — MTS Data Card Speed issue

Address:

Chennai, Tamil Nadu

Raised complaint with MTS for slow speed on 29th June 2014. But still now MTS is not bothering about resolving. When called they are informing with in 48hrs it will be resolved. I recharged with 999 for unlimited plan. But I am getting speed upto 60-90 kbps. Complaint Number: jun/12137 Could some one help to resolve my issue as I am loosing my work and recharge aswell.